Encoder 20mm Size Metal Shaft Type EC20A/RK203 Series Heavy torque and comfortable operation feel with compliance to encoder and potentiometer applications. Typical Specifications Specifications Encoder Potentiometer Items Rating 1mA 5V DC Detector Push 0.05W Slide Operating life 30,000cycles Rotary Operating temperature range -30 to 85 -40 to 85 Encoders Product Line Encoders Power Detent Length of Number Operating operating section torque section mm mNm of detent Number of pulse Operating direction 18 Vertical Travel of push-on switch mm Minimum order unit pcs. 1.5 Flat 30 4020 18 Product No. Drawing No. EC20A1824401 1 TACT SwitchTM EC20A1820401 2 CustomProducts 400 Dual-in-line Package Type Potentiometer Detent Length of Number Operating operating section torque section mm mNm of detent Flat 30 Shall be in accordance with individual specifications Rotational angle Operating direction Minimum order unit pcs. Product No. Drawing No. 240max Vertical 400 RK203110 3 Packing Specifications Tray Incremental Type 1 case /Japan 1 case /export packing Export package measurements mm 400 800 525x375x258 Number of packagespcs. Absolute Type Notes 1. For with switch type, only the incremental type is available. 2. All the potentiometer types can be customized. Contact us with the detailed specifications. 3. Please place purchase orders per minimum order unit N (integer). Automotive Use Refer to P.220 for product specifications. 218 Encoder 20mm Size Metal Shaft Type EC20A/RK203 Series Dimensions Photo G Encoders 1 Rotary # $ '' ' Slide Push EC20A with push-on switch travel 1.5mm Incremental Type Detector PC board mounting hole dimensions Viewd from mounting face Style No. Unit:mm Power " Dual-in-line Package Type % & #$ ! TACT SwitchTM CustomProducts EC20A without switch type Incremental Type 20.2 30 8 12 10 2 3.5 1.5 15.5 Absolute Type 19.2 A C B NCNC NC 9 8.3 6 C1 M9G0.75 1.5 Incremental Type 4.5 2.5 3.5 Mounting surface 3 3-1 (17.8) RK203 without switch type Potentiometer Type 3.5 20.2 30 8 10 12 1.5 3.5 NC 2 NC 1 NC 3 1.5 15.5 3 NC 3-1 (17.8) 219 C1 8.3 M9x0.75 3 9 2.5 4.5 6 19.2 Mounting surface 11mm and 20mm Size Metal Shaft Encoders Product Specifications Output Wave Circle Diagram EC11B EC09E/EC11E/EC11J/EC11K The stable detent position cannot be identified in phase B. EC11E 18 detents 9 pulse EC11E 36 detents 18 pulse EC09E,EC11J, EC11K EC11B, EC11E 30 detents, 15 pulse A signal OFF ON B signal EC111/EC11E0B OFF ON Detent stabillity point CW direction A signal OFF ON B signal OFF Detector CCW 0 CW Push ON Slide CW direction Detent stabillity point B A C Rotary Encoders EC11EH EC20A A signal OFF ON B signal OFF C signal OFF ON ON Detent position CW direction Power Dual-in-line Package Type TACT SwitchTM CustomProducts Sliding Noise EC09E EC11B V1V21.5V max. EC11E/EC11J/EC11K Test circuit Output waveform 5V DC t t R Terminal A Incremental Type V1 Terminal B 5V R V2 Encoder ON Absolute Type ON Sliding direction Terminal C Measurement conditionRotation speed 360/s At R 5k Chattering: 5ms max. Bounce: 2ms max. OFF t : Masking time to avoid chattering At R 5k Chattering : 2ms max. Bounce : 2ms max. At R 5k Chattering : 3ms max. Bounce : 2ms max. EC11EH EC20A Test circuit V1V21.5V max. 5V DC R Terminal A R Terminal B Test circuit Output waveform 5V DC Terminal C t R t R Terminal A V1 Terminal B 5V R ABC switch V2 Encoder Terminal D Test condition ON Measurement conditionRotation speed 360/s /s Rotation speed 360 ON Sliding direction Terminal C At R = 5k Chattering: 5ms max. Bounce : 5ms max. OFF t : Masking time to avoid chattering At R = 5k Chattering: 8ms max. Bounce : 5ms max. Attached Parts Automotive Use EC11B Series Unit:mm Hexagonal nut 11 2 12 Flat washer 0.5 7.1 M7x0.75 220 Encoders List of Varieties Metal shaft Type Insulated shaft 11mm size Series EC11K 20mm size EC11J EC20A/RK203 Detector 12mm size EC12E EC12D Standard detent Without detent With push-on switch Photo Push Slide Output Rotary Power Dual-in-line Package Type Outline specifications Encoders TACT SwitchTM CustomProducts Incremental Shaft types Single-shaft Operating direction Vertical Number of pulse/ Number of detent 9/18 15/30 18/18 12/12 24/24 24/Without 15/30 Push switch Travel mm Optional functions Without With 0.5, 1.5 Without With 1.5 Without With 0.5 11.7 20.2 12.4 12.5 19.2 13.2 11.7 Changeover angle W Dimensions mm D 14.2 12 H 4.5 10 Manual soldering Soldering Dip soldering 2605, 31s Reflow soldering Incremental Type Absolute Type 5 350 max. 3s max. 2605, 51s 2605, 31s Please see P.217 Operating temperature range EC20A: -40 to 85 RK203: -40 to 85 -40 to 85 Maximum operating currentResistive load -10 to 70 -40 to 85 10mA Output signal Output of A and B signals, proportionate to phase difference Electrical performance Output wave Please see P.220 Please see P.223 Sliding noise Please see P.220 Please see P.223 Insulation resistance 100M min. 250V DC 10M min. 50V DC 100M min. 250V DC Voltage proof 300V AC for 1minute 50V AC for 1minute 300V AC for 1minute or 360V AC for 1s Mechanical performance 10mNm max. 2515mNm 4015mNm Rotational torque 125mNm Detent torque 4020mNm 32mNm 3 to 20mNm 53mNm 105mNm Environmental performance Push-pull strength 100N Cold -403 for 240h -403 for 10h Dry heat 853 for 240h 853 for 10h Damp heat 602, 90 to 95% RH for 240h 602, 90 to 95% RH for 10h Page 209 80N 215 100N 218 221 EC20A EC12D Push-on Switch Specifications EC11K/EC11J Items Contact arrangement Travelmm Operating forceN Rating Single pole and single throwPush-on 0.50.3 52 42 0.1A 5V DC Contact resistance Operating life 205 0.50.3 1.50.5 0.5A 16V DC 1mA 16V DC min. ratings 3 1.5 - 1 2.5 6 - 2 1mA 5V DC 100m for initial period; 200m after operating life 1,000,000 times min. 100,000 times min. 20,000times min. 30,000times min.